'use strict';

function add(a, b) {
    return a + b;
}
function subtract(a, b) {
    return a - b;
}
function multiply(a, b) {
    return a * b;
}
function divide(a, b) {
    console.log(a + b);
    debugger;
    return a / b;
}

exports.add = add;
exports.divide = divide;
exports.multiply = multiply;
exports.subtract = subtract;
